Tools

Electronic lock project

Electronic lock project

Simple lock project (kit available too) – There are six (or more) push switches. To ‘unlock’ you must press all the correct ones at the same time, but not press any of the cancel switches. Pressing just one cancel switch will prevent the circuit unlocking. When the circuit unlocks it actually just turns on an […]

RC rover kit

RC rover kit

Ryan sent in this pretty nice solderless RC car kit – Build your own radio-controlled rover, no soldering required. It’s a Dr.Toy winner from Elenco’s Snap-Circuits” series. The 30-piece kit includes a multi-function wireless remote, turning controls, head and sidelights, and sound effects. An easy-to-follow manual includes instructions for over (20) projects. RC rover kit […]